Perhaps it does. But you would not know it from most of Microsoft's marketing effort for the new Visual Studio. F# tends to get lost in the fuss about other new features. I downloaded Microsoft's Why upgrade to Visual Studio 2010? white paper and not only is F# missing from the "Top ten reasons to buy" - it's not actually mentioned at all.
That is a shame. F# is a functional programming language, and there are good reasons why functional programming deserves wider use, such as its suitability for the concurrent programming required for optimal performance on today's multi-core systems.
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